( ) 
or — C 2 furpaffeth B x 2D by — ' • 
1 x + i X y — x + i 
I 1 j 
— ~ a ~ (becaufe Z = a + /3) = — . 
T i » 
& ~ — Xab—* c d \ 2 + — - a b ~ c e \ 2 x 
f ^ — </7|* -j- Sfo which is always a pofitive Num- 
ber when the Roots a, b, c, d> e are real Numbers, 
pofitive or negative. Let M = 2) =z a b c + a b d + 
& b c — |— ' a c d — |— a c e -f- &c. then L = C, N — E, 
m = 3? Z = a b c — a b d\ x + a b c — ~cTb 7| 2 + 
abc — ade | 2 &r, c^=abc — abd \ 2 -\-~abc — afe\ 2 -|_ 
abc — ac d\ 2 + &c. @=abc — ade | a -\-abc — ede | 2 + 
abc< — bde | 2 + &c. y = o. therefore zz ~-* - r — x 
3 + iXJ — 3 + 1 
2)’ or — T > 2 exceeds Cx £ by ==±4=- 
x 3 4- ixy — 3 4- I 
rji I I j 
^ ~^cl — - /3 = (becaufe i? = a, + /S)= — x 
$ =='~X<zbc~-ade [*' -f. ~x'aJ7^77e\ i -J- 
— b d e\ 2 -j- e^r. which is a pofitive Number 
when the Roots are real Numbers. Let M = E = 
abcd-^abce-^abde-^bcde-^ &c. then 
^ ^ ® j N=Z, ?n = 4 , Z = a b c d — ab c e J 2 -{- 
a b c d— b c d e j 2 4- abed — aede | 2 -f. &c. — a , 
